body { font-family: sans-serif; background: #f4f4f4; margin: 0; }
.navbar { background: #333; color: #fff; padding: 15px; display: flex; justify-content: space-between; }
.navbar a { color: #fff; text-decoration: none; margin-left: 15px; }
.container { max-width: 900px; margin: 20px auto; padding: 20px; background: #fff; border-radius: 8px; }
.alert { padding: 10px; margin-bottom: 15px; border-radius: 4px; }
.alert.error { background: #ffdddd; color: #a00; }
.alert.success { background: #ddffdd; color: #0a0; }
input, textarea { width: 100%; padding: 8px; margin: 5px 0; box-sizing: border-box; }
button { padding: 10px 15px; cursor: pointer; background: #007bff; color: white; border: none; border-radius: 4px; }
.btn-danger { background: #dc3545; }
.tickets-table { width: 100%; border-collapse: collapse; margin-top: 20px; }
.tickets-table th, .tickets-table td { padding: 10px; border-bottom: 1px solid #ddd; text-align: left; }
.report-card { background: #f9f9f9; padding: 10px; margin-bottom: 10px; border-left: 4px solid #007bff; }